/// <summary>
/// Be careful using this constructor, it's intended to be used internally.
/// </summary>
/// <param name="parentState"></param>
/// <param name="actionToTake"></param>
private StateOfBottles(StateOfBottles parentState, ValidActions actionToTake)
{
//TODO: Verify if simply FiveLiterBottle = ParentState.FiveLiterBottle is a copy or a reference
//For now we play safe and copy manually
FiveLiterBottle = new Bottle(parentState.FiveLiterBottle);
ThreeLiterBottle = new Bottle(parentState.ThreeLiterBottle);
this.ParentState = parentState;
ActionTaken = actionToTake;
ActionsTaken = parentState.ActionsTaken + 1;
switch (actionToTake)
{
case ValidActions.Fill5:
FiveLiterBottle.Fill();
break;
case ValidActions.Fill3:
ThreeLiterBottle.Fill();
break;
case ValidActions.Empty5:
FiveLiterBottle.Empty();
break;
case ValidActions.Empty3:
ThreeLiterBottle.Empty();
break;
case ValidActions.Pour5To3:
ThreeLiterBottle.AddToVolumeFromThisBottle(FiveLiterBottle);
break;
case ValidActions.Pour3To5:
FiveLiterBottle.AddToVolumeFromThisBottle(ThreeLiterBottle);
break;
default:
throw new ArgumentOutOfRangeException(nameof(actionToTake), actionToTake, null);
}
}
public StateOfBottles()
{
FiveLiterBottle = new Bottle(5);
ThreeLiterBottle = new Bottle(3);
}